Pepper Trials
A.E. Nightingale, Ph.D.
Professor Emeritus
Horticultural Sciences
Texas A&M University
Date: 1990
Location: Dale Flukinger Farm -Waller, Texas
An equal number of uniform rows of Serrano and Jalapeno peppers were selected from a larger field for comparing Spray-N-Grow treatment with control. The following are the harvest dates and yields of each.
| Serrano | Jalapeno | ||||||
| Date | Treated | Control | Date | Treated | Control | ||
| 6/13 | 105 lbs. | 87 lbs. | 6/17 | 117 lbs. | 75 lbs. | ||
| 6/29 | 169 lbs. | 117 lbs. | 7/3 | 183 lbs. | 112 lbs. | ||
| 7/14 | 189 lbs. | 123 lbs. | 7/18 | 214 lbs. | 119 lbs. | ||
| 7/30 | 239 lbs. | 130 lbs. | 8/4 | 228 lbs. | 115 lbs. | ||
| 8/14 | 245 lbs. | 149 lbs. | 8/18 | 225 lbs. | 113 lbs. | ||
| 8/29 | 254 lbs. | 139 lbs. | 9/3 | 218 lbs. | 109 lbs. | ||
| 9/13 | 257 lbs. | 133 lbs. | 9/19 | 234 lbs. | 121 lbs. | ||
| 9/29 | 241 lbs. | 137 lbs. | 10/7 | 216 lbs. | 103 lbs. | ||
| 10/14 | 253 lbs. | 126 lbs. | 10/20 | 219 lbs. | 107 lbs. | ||
| 10/29 | 228 lbs. | 123 lbs. | 11/8 | 198 lbs. | 97 lbs. | ||
| Total | 2180 lbs. | 1264 lbs. | Total | 2052 lbs. | 1071 lbs. |
| Yield Increase | Serrano | 72.5% |
| Yield Increase | Jalapeno | 91.6% |
The first application of Spray-N-Grow was made once the transplants were established in the field. Three additional applications were made at 30 day intervals.
